Illumination – Revolving
Patent
1989-05-22
1990-05-01
Lazarus, Ira S.
Illumination
Revolving
362282, 362322, 362351, B62J 600
Patent
active
049223909
ABSTRACT:
A motor-bicycle head lamp includes a reflector formed in a spheroidal shape; a convex lens disposed in front of the reflector; and a shade disposed near a focal point of the convex lens substantially midway between the reflector and the convex lens. The shade is rotatable around the optical axis of the motor-bicycle head lamp in accordance with a slant angle of the body of the motor-bicycle. A slant angle sensor device is provided to rotatably drive the shade.
REFERENCES:
patent: 2503500 (1950-04-01), Lowry
patent: 3939339 (1976-02-01), Alphen
patent: 4024388 (1977-05-01), Skoff
patent: 4075469 (1978-02-01), Alphen
patent: 4443834 (1984-04-01), Schafer et al.
patent: 4868720 (1989-09-01), Miyauchi et al.
Hasegawa Tooru
Nakazawa Yoshihiro
Tabata Hajime
Tanabe Hideyuki
Cole Richard R.
Honda Motor Co. Ltd.
Lazarus Ira S.
Stanley Electric Co. Ltd.
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